10.0.15019.1000.rs_prerelease.170121-1513
| Major version | 10 |
| Minor version | 0 |
| Build number | 15019 |
| Build revision | 1000 |
| Lab string | rs_prerelease |
| Build time | 2017-01-21 15:13:00 |
| Family | Redstone 2 |
| Source type | Public release |
| Source details | <p>https://blogs.windows.com/windowsexperience/2017/01/27/announcing-windows-10-insider-preview-build-15019-pc/</p> |
| Leak or release date | 2017-01-27T00:00:00Z |